/Engine/Source/Runtime/Engine/Classes/SparseVolumeTexture/SparseVolumeTexture.h
Builds all the data from SourceData. Is called byCache().
bool Build ( [USparseVolumeTextureFrame](API\Runtime\Engine\SparseVolumeTexture\USparseVolumeTextureFrame) * Owner, [UE::Serialization::FEditorBulkData](API\Runtime\CoreUObject\Serialization\FEditorBulkData) & SourceData )